120
Primary to Basic Rate ISDN Multiplexer
SALES: 0118 965 5100
Glossary
AMI
Alternate
Mark
Inversion
B8ZS
Binary 8 Zeros Suppression
BOOTP Bootstrap
Protocol
BRI
Basic
Rate
Interface
CLID
Calling Line Identification
CRC-4
Cyclic Redundancy Check -4
DDI
Direct
Dialling
In
DHCP
Dynamic Host Configuration Protocol
ESF
Extended Super Frame
ETSI
European Telecommunications Standards Institute
FSK
Frequency Shift Keying
FTP
File Transfer Protocol
HDB3
High Density Bipolar 3
IP Internet
Protocol
ISDN
Integrated Services Digital Network
MIB
Management
Information
Base
MSN
Multiple Subscriber Numbering
PRI
Primary
Rate
Interface
PSTN
Public Switched Telephone Network
REN
Ring Equivalent Number
SNMP
Simple Network Management Protocol
SPID
Service
Profile
Identifier
TA
Terminal
Adapter
TEI
Terminal
Equipment
Identifier
S
4 wire point-to-multipoint BRI line
(can also be used as point-to-point)
U
2 wire point-to-point BRI line
E1
2.048 Mbit/s PRI line with up to 30 b channels as used in most countries
T1
1.544 Mbit/s PRI line up to 23 b channels as used in the USA and some other
countries